EP1705648A3 - Verfahren zur Fokusservosteuerung für eine optische Plattenvorrichtung - Google Patents

Verfahren zur Fokusservosteuerung für eine optische Plattenvorrichtung Download PDF

Info

Publication number
EP1705648A3
EP1705648A3 EP06005962A EP06005962A EP1705648A3 EP 1705648 A3 EP1705648 A3 EP 1705648A3 EP 06005962 A EP06005962 A EP 06005962A EP 06005962 A EP06005962 A EP 06005962A EP 1705648 A3 EP1705648 A3 EP 1705648A3
Authority
EP
European Patent Office
Prior art keywords
label
disc
servo control
focus
focus servo
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP06005962A
Other languages
English (en)
French (fr)
Other versions
EP1705648A2 (de
EP1705648B1 (de
Inventor
Keuk Young Bahng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi LG Data Storage Korea Inc
Original Assignee
Hitachi LG Data Storage Korea Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020050024135A external-priority patent/KR100633202B1/ko
Priority claimed from KR1020050023989A external-priority patent/KR100691922B1/ko
Priority claimed from KR1020050034343A external-priority patent/KR100662935B1/ko
Priority claimed from KR1020050035811A external-priority patent/KR100653492B1/ko
Priority claimed from KR1020050049095A external-priority patent/KR100653494B1/ko
Application filed by Hitachi LG Data Storage Korea Inc filed Critical Hitachi LG Data Storage Korea Inc
Publication of EP1705648A2 publication Critical patent/EP1705648A2/de
Publication of EP1705648A3 publication Critical patent/EP1705648A3/de
Application granted granted Critical
Publication of EP1705648B1 publication Critical patent/EP1705648B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
EP20060005962 2005-03-23 2006-03-23 Verfahren zur Fokusservosteuerung für eine optische Plattenvorrichtung Expired - Lifetime EP1705648B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR1020050024135A KR100633202B1 (ko) 2005-03-23 2005-03-23 광디스크 장치에서의 포커스 서보 제어방법
KR1020050023989A KR100691922B1 (ko) 2005-03-23 2005-03-23 광기록매체의 미디어정보 독출방법
KR1020050034343A KR100662935B1 (ko) 2005-04-26 2005-04-26 광디스크장치의 포지션오차 보상방법
KR1020050035811A KR100653492B1 (ko) 2005-04-29 2005-04-29 광디스크장치의 레이저파워 설정방법
KR1020050049095A KR100653494B1 (ko) 2005-06-09 2005-06-09 광디스크장치의 레이저파워 설정방법

Publications (3)

Publication Number Publication Date
EP1705648A2 EP1705648A2 (de) 2006-09-27
EP1705648A3 true EP1705648A3 (de) 2007-04-04
EP1705648B1 EP1705648B1 (de) 2008-12-10

Family

ID=36603561

Family Applications (4)

Application Number Title Priority Date Filing Date
EP20060005964 Expired - Lifetime EP1720165B1 (de) 2005-03-23 2006-03-23 Verfahren für den Ausgleich eines Positionsfehlers bei einer optischen Plattenvorrichtung
EP20060005961 Expired - Lifetime EP1705658B1 (de) 2005-03-23 2006-03-23 Verfahren zur Einstellung der Laserleistung bei einem optischen Plattenlaufwerk
EP20060005962 Expired - Lifetime EP1705648B1 (de) 2005-03-23 2006-03-23 Verfahren zur Fokusservosteuerung für eine optische Plattenvorrichtung
EP20060005963 Expired - Lifetime EP1708177B1 (de) 2005-03-23 2006-03-23 Verfahren zum Lesen von Medieninformationen optischer Aufzeichnungsmedien

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP20060005964 Expired - Lifetime EP1720165B1 (de) 2005-03-23 2006-03-23 Verfahren für den Ausgleich eines Positionsfehlers bei einer optischen Plattenvorrichtung
EP20060005961 Expired - Lifetime EP1705658B1 (de) 2005-03-23 2006-03-23 Verfahren zur Einstellung der Laserleistung bei einem optischen Plattenlaufwerk

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20060005963 Expired - Lifetime EP1708177B1 (de) 2005-03-23 2006-03-23 Verfahren zum Lesen von Medieninformationen optischer Aufzeichnungsmedien

Country Status (1)

Country Link
EP (4) EP1720165B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7499073B2 (en) 2007-04-18 2009-03-03 Hewlett-Packard Development Company, L.P. Optical disc and method of labeling the same
CN101577136B (zh) * 2008-05-08 2012-11-07 建兴电子科技股份有限公司 一种光驱装置
US20110188357A1 (en) * 2008-10-06 2011-08-04 Timothy Wagner Labeling a disc with an optical disc drive
US8929182B1 (en) 2013-09-23 2015-01-06 Amazon Technologies, Inc. Optical media encoding with hybrid optical discs

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4497049A (en) * 1982-02-25 1985-01-29 Staar S. A. System for detecting the operative face of a disc carrying data on one face only
EP0532997A1 (de) * 1991-09-16 1993-03-24 Eastman Kodak Company Verfahren und Vorrichtung zur Informationsauswahl auf einem Datenspeicherungsmedium
WO2003012995A2 (en) * 2001-08-02 2003-02-13 Daidalos, Inc. Pulse peak and/or trough detector
US20030179674A1 (en) * 2002-03-20 2003-09-25 Anderson Daryl E. Identifying optical disc properties from information read from label side of optical disc
US20030179679A1 (en) * 2002-03-13 2003-09-25 Yamaha Corporation Discs, image forming methods and optical disc apparatuses
US20050058043A1 (en) * 2003-09-12 2005-03-17 Koegler John M. Optical disk drive modified for speed and orientation tracking
US20050057639A1 (en) * 2003-09-12 2005-03-17 Van Brocklin Andrew L. Optical disc drive focusing apparatus
EP1553591A2 (de) * 2004-01-06 2005-07-13 Hewlett-Packard Development Company, L.P. Mediensteuerungsmerkmale für kompakte Platte

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04134737A (ja) * 1990-09-27 1992-05-08 Internatl Business Mach Corp <Ibm> 光ディスク駆動装置及び光量調整装置
JP3956756B2 (ja) * 2001-10-31 2007-08-08 ヤマハ株式会社 光ディスク記録装置
US6771297B2 (en) * 2002-01-11 2004-08-03 Hewlett-Packard Development Company, L.P. Labeling apparatus and method for disk storage media
JP4016667B2 (ja) * 2002-02-15 2007-12-05 ヤマハ株式会社 光ディスク装置、フォーカス制御方法およびプログラム
JP3778133B2 (ja) * 2002-05-31 2006-05-24 ヤマハ株式会社 光ディスク記録装置および画像形成方法
JP2004206845A (ja) * 2002-12-26 2004-07-22 Yamaha Corp 光ディスク面認識装置および光ディスク装置
US7219840B2 (en) * 2003-01-17 2007-05-22 Hewlett-Packard Development Company, L.P. Calibrating fine actuator using a reference pattern
US7671880B2 (en) * 2003-01-17 2010-03-02 Hewlett-Packard Development Company, L.P. Optical disk labeling system and method
US20050058044A1 (en) * 2003-09-12 2005-03-17 Koegler John M. Optical disk modified for speed and orientation tracking

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4497049A (en) * 1982-02-25 1985-01-29 Staar S. A. System for detecting the operative face of a disc carrying data on one face only
EP0532997A1 (de) * 1991-09-16 1993-03-24 Eastman Kodak Company Verfahren und Vorrichtung zur Informationsauswahl auf einem Datenspeicherungsmedium
WO2003012995A2 (en) * 2001-08-02 2003-02-13 Daidalos, Inc. Pulse peak and/or trough detector
US20030179679A1 (en) * 2002-03-13 2003-09-25 Yamaha Corporation Discs, image forming methods and optical disc apparatuses
US20030179674A1 (en) * 2002-03-20 2003-09-25 Anderson Daryl E. Identifying optical disc properties from information read from label side of optical disc
US20050058043A1 (en) * 2003-09-12 2005-03-17 Koegler John M. Optical disk drive modified for speed and orientation tracking
US20050057639A1 (en) * 2003-09-12 2005-03-17 Van Brocklin Andrew L. Optical disc drive focusing apparatus
EP1553591A2 (de) * 2004-01-06 2005-07-13 Hewlett-Packard Development Company, L.P. Mediensteuerungsmerkmale für kompakte Platte

Also Published As

Publication number Publication date
EP1720165A3 (de) 2007-01-03
EP1708177A2 (de) 2006-10-04
EP1705658B1 (de) 2010-11-10
EP1705648A2 (de) 2006-09-27
EP1708177A3 (de) 2007-01-10
EP1705648B1 (de) 2008-12-10
EP1720165B1 (de) 2010-10-06
EP1720165A2 (de) 2006-11-08
EP1705658A2 (de) 2006-09-27
EP1708177B1 (de) 2008-11-26
EP1705658A3 (de) 2006-12-20

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